[CentOS] vgrename, lvrename

John R Pierce pierce at hogranch.com
Sat Sep 11 16:07:01 EDT 2010

  On 09/11/10 12:45 PM, drew einhorn wrote:
> Hi,
> I want to rename some volume groups and logical volumes.
> I was not surprised when it would not let me rename active volumes.
> So I booted up the system using the CentOS 5.5 LiveCD,
> but the LiveCD makes the logical volumes browsable using Nautilus,
> so they are still active and I can't rename them.
> Tried:
> /usr/sbin/lvchange -a n VolGroup00/LogVol00
> but it still says:
>    LV VolGroup00/LogVol00 in use: not deactivating

did you try booting the liveCD in single mode?  in grub, add the word 
'single' to the kernel line...  that won't mount anything.

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